//index 打字特效 
var binft = function(r) {
	function t() {
		return b[Math.floor(Math.random() * b.length)]
	}
	function e() {
		return String.fromCharCode(94 * Math.random() + 33)
	}
	function n(r) {
		for (var n = document.createDocumentFragment(), i = 0; r > i; i++) {
			var l = document.createElement("span");
			l.textContent = e(),
			l.style.color = t(),
			n.appendChild(l)
		}
		return n
	}
	function i() {
		var t = o[c.skillI];
		c.step ? c.step--:(c.step = g, c.prefixP < l.length ? (c.prefixP >= 0 && (c.text += l[c.prefixP]), c.prefixP++) : "forward" === c.direction ? c.skillP < t.length ? (c.text += t[c.skillP], c.skillP++) : c.delay ? c.delay--:(c.direction = "backward", c.delay = a) : c.skillP > 0 ? (c.text = c.text.slice(0, -1), c.skillP--) : (c.skillI = (c.skillI + 1) % o.length, c.direction = "forward")),
		r.textContent = c.text,
		r.appendChild(n(c.prefixP < l.length ? Math.min(s, s + c.prefixP) : Math.min(s, t.length - c.skillP))),
		setTimeout(i, d)
	}
	//这个都看得懂吧 自己改文字 当然也可以自己加 
	var l = "",
	o = ["嗨你好啊,我是小枫...","一个喜欢前端技术的boy", "这里是我的小窝","经常抽出空余时间学习各种web知识","虽然懂得不多", "但这是我最喜欢的爱好","沉浸在这个完美的虚拟世界里","起码能占时忘掉这充满回忆该死的现实.",].map(function(r) {
		return r + "."
	}),
	a = 2,
	g = 1,
	s = 5,
	d = 75,
	b = ["rgb(110,64,170)", "rgb(150,61,179)", "rgb(191,60,175)", "rgb(228,65,157)", "rgb(254,75,131)", "rgb(255,94,99)", "rgb(255,120,71)", "rgb(251,150,51)", "rgb(226,183,47)", "rgb(198,214,60)", "rgb(175,240,91)", "rgb(127,246,88)", "rgb(82,246,103)", "rgb(48,239,130)", "rgb(29,223,163)", "rgb(26,199,194)", "rgb(35,171,216)", "rgb(54,140,225)", "rgb(76,110,219)", "rgb(96,84,200)"],
	c = {
		text: "",
		prefixP: -s,
		skillI: 0,
		skillP: 0,
		direction: "forward",
		delay: a,
		step: g
	};
	i()
};
binft(document.getElementById('binft'));